Displaying 10 results of Trandolapril Impurities Trandolapril is an ACE inhibitor used to treat hypertension and heart failure. During the manufacturing process, impurities may be introduced, which can affect the quality and purity of the drug. Trandolapril impurities can include degradation products, residual solvents, and other related compounds. It is important to monitor and control these impurities to ensure the safety and efficacy of the final product.